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/*
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* Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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package sun.tools.jconsole;
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import java.awt.*;
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import java.awt.event.*;
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import java.io.*;
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import java.lang.management.*;
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import java.lang.reflect.*;
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import javax.swing.*;
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import javax.swing.border.*;
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import javax.swing.event.*;
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import javax.swing.text.*;
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import java.util.*;
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import java.util.List;
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import java.util.concurrent.*;
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import sun.awt.*;
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import static sun.tools.jconsole.Formatter.*;
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import static sun.tools.jconsole.Resources.*;
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import static sun.tools.jconsole.Utilities.*;
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@SuppressWarnings("serial")
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class ClassTab extends Tab implements ActionListener {
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PlotterPanel loadedClassesMeter;
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TimeComboBox timeComboBox;
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private JCheckBox verboseCheckBox;
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private HTMLPane details;
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private ClassOverviewPanel overviewPanel;
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private boolean plotterListening = false;
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private static final String loadedPlotterKey = "loaded";
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private static final String totalLoadedPlotterKey = "totalLoaded";
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private static final String loadedPlotterName = Resources.getText("Loaded");
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private static final String totalLoadedPlotterName = Resources.getText("Total Loaded");
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private static final Color loadedPlotterColor = Plotter.defaultColor;
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private static final Color totalLoadedPlotterColor = Color.red;
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private static final String infoLabelFormat = "ClassTab.infoLabelFormat";
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/*
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Hierarchy of panels and layouts for this tab:
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ClassTab (BorderLayout)
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North: topPanel (BorderLayout)
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Center: controlPanel (FlowLayout)
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timeComboBox
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East: topRightPanel (FlowLayout)
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verboseCheckBox
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Center: plotterPanel (BorderLayout)
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Center: plotter
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South: bottomPanel (BorderLayout)
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Center: details
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*/
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public static String getTabName() {
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return Resources.getText("Classes");
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}
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public ClassTab(VMPanel vmPanel) {
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super(vmPanel, getTabName());
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setLayout(new BorderLayout(0, 0));
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setBorder(new EmptyBorder(4, 4, 3, 4));
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JPanel topPanel = new JPanel(new BorderLayout());
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JPanel plotterPanel = new JPanel(new BorderLayout());
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JPanel bottomPanel = new JPanel(new BorderLayout());
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add(topPanel, BorderLayout.NORTH);
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add(plotterPanel, BorderLayout.CENTER);
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add(bottomPanel, BorderLayout.SOUTH);
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JPanel controlPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 20, 5));
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topPanel.add(controlPanel, BorderLayout.CENTER);
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verboseCheckBox = new JCheckBox(Resources.getText("Verbose Output"));
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verboseCheckBox.addActionListener(this);
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verboseCheckBox.setToolTipText(getText("Verbose Output.toolTip"));
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JPanel topRightPanel = new JPanel();
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topRightPanel.setBorder(new EmptyBorder(0, 65-8, 0, 70));
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topRightPanel.add(verboseCheckBox);
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topPanel.add(topRightPanel, BorderLayout.AFTER_LINE_ENDS);
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loadedClassesMeter = new PlotterPanel(Resources.getText("Number of Loaded Classes"),
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Plotter.Unit.NONE, false);
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loadedClassesMeter.plotter.createSequence(loadedPlotterKey,
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loadedPlotterName,
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loadedPlotterColor,
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true);
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loadedClassesMeter.plotter.createSequence(totalLoadedPlotterKey,
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totalLoadedPlotterName,
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totalLoadedPlotterColor,
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true);
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setAccessibleName(loadedClassesMeter.plotter,
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getText("ClassTab.loadedClassesPlotter.accessibleName"));
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plotterPanel.add(loadedClassesMeter);
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timeComboBox = new TimeComboBox(loadedClassesMeter.plotter);
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controlPanel.add(new LabeledComponent(Resources.getText("Time Range:"),
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getMnemonicInt("Time Range:"),
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timeComboBox));
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LabeledComponent.layout(plotterPanel);
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bottomPanel.setBorder(new CompoundBorder(new TitledBorder(Resources.getText("Details")),
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new EmptyBorder(10, 10, 10, 10)));
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details = new HTMLPane();
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setAccessibleName(details, getText("Details"));
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JScrollPane scrollPane = new JScrollPane(details);
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scrollPane.setPreferredSize(new Dimension(0, 150));
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bottomPanel.add(scrollPane, BorderLayout.SOUTH);
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}
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public void actionPerformed(ActionEvent ev) {
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final boolean b = verboseCheckBox.isSelected();
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workerAdd(new Runnable() {
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public void run() {
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ProxyClient proxyClient = vmPanel.getProxyClient();
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try {
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proxyClient.getClassLoadingMXBean().setVerbose(b);
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} catch (UndeclaredThrowableException e) {
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proxyClient.markAsDead();
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} catch (IOException ex) {
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// Ignore
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}
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}
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});
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}
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public SwingWorker<?, ?> newSwingWorker() {
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final ProxyClient proxyClient = vmPanel.getProxyClient();
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if (!plotterListening) {
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proxyClient.addWeakPropertyChangeListener(loadedClassesMeter.plotter);
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plotterListening = true;
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}
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return new SwingWorker<Boolean, Object>() {
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private long clCount, cuCount, ctCount;
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private boolean isVerbose;
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private String detailsStr;
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private long timeStamp;
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public Boolean doInBackground() {
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try {
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ClassLoadingMXBean classLoadingMBean = proxyClient.getClassLoadingMXBean();
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clCount = classLoadingMBean.getLoadedClassCount();
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cuCount = classLoadingMBean.getUnloadedClassCount();
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ctCount = classLoadingMBean.getTotalLoadedClassCount();
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isVerbose = classLoadingMBean.isVerbose();
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detailsStr = formatDetails();
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timeStamp = System.currentTimeMillis();
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return true;
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} catch (UndeclaredThrowableException e) {
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proxyClient.markAsDead();
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return false;
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} catch (IOException e) {
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return false;
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}
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}
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protected void done() {
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try {
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if (get()) {
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loadedClassesMeter.plotter.addValues(timeStamp, clCount, ctCount);
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if (overviewPanel != null) {
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overviewPanel.updateClassInfo(ctCount, clCount);
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overviewPanel.getPlotter().addValues(timeStamp, clCount);
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}
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loadedClassesMeter.setValueLabel(clCount + "");
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verboseCheckBox.setSelected(isVerbose);
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details.setText(detailsStr);
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}
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} catch (InterruptedException ex) {
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} catch (ExecutionException ex) {
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if (JConsole.isDebug()) {
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ex.printStackTrace();
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}
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}
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}
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private String formatDetails() {
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String text = "<table cellspacing=0 cellpadding=0>";
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long time = System.currentTimeMillis();
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String timeStamp = formatDateTime(time);
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text += newRow(Resources.getText("Time"), timeStamp);
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text += newRow(Resources.getText("Current classes loaded"), justify(clCount, 5));
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text += newRow(Resources.getText("Total classes loaded"), justify(ctCount, 5));
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text += newRow(Resources.getText("Total classes unloaded"), justify(cuCount, 5));
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return text;
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}
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};
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}
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OverviewPanel[] getOverviewPanels() {
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if (overviewPanel == null) {
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overviewPanel = new ClassOverviewPanel();
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}
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return new OverviewPanel[] { overviewPanel };
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}
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private static class ClassOverviewPanel extends OverviewPanel {
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ClassOverviewPanel() {
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super(getText("Classes"), loadedPlotterKey, loadedPlotterName, null);
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}
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private void updateClassInfo(long total, long loaded) {
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long unloaded = (total - loaded);
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getInfoLabel().setText(getText(infoLabelFormat, loaded, unloaded, total));
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}
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}
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}
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